|Rank|Lane|Name|Nationality|Time|Notes|
|---|---|---|---|---|---|
||4|Sophie Pascoe|New Zealand|2:25.65|WR|
||5|Summer Ashley Mortimer|Canada|2:32.08||
||3|Zhang Meng|China|2:33.95|AS|
|4|6|Katherine Downie|Australia|2:34.64||
|5|2|Nina Ryabova|Russia|2:35.65||
|6|8|Aurelie Rivard|Canada|2:37.70||
|7|7|Harriet Lee|Great Britain|2:39.42||
|8|1|Gemma Almond|Great Britain|2:42.16||

Question: how many participants have a time between 2:30 and 2:40?
Answer: 6